baber/WOPTO huggingface dataset:
Patent JP-2022034999-A (JP)
Title: Blower, and combustion device to which blower is connected
Inventor: TAKI HIROTOSHI
IPC: F23L1/00
Filed: 2020-08-19
Abstract: To allow one blower to correspond both to the case where air capacity is necessary and to the case where a pressure (static pressure) is necessary.SOLUTION: An impeller 20 in which a plurality of blades 22 is raised radially with respect to a rotary shaft at a rotating disk 21 and in which the blades are supported by an annular support plate 23 on the opposite side from the rotating disk is stored in a casing 30, and by rotating the impeller by the drive of a motor 50, a gas sucked from a suction port 33 opened at one end surface 30a for covering the support plate side by the casing is delivered to a first air blowing passage connected to an outer peripheral surface 30b of the casing. Also, a second air blowing passage 36 is connected to the other end surface 30c for covering the rotating disk side by the casing. At the rotating disk, a plurality of through-holes 21a is formed further on the inside than the blade, and a plurality of axial flow blades 21b is provided which delivers the gas inside the impeller to the second air blowing passage through the through-holes according to the rotation of the impeller. Then, a change part is provided which can change a passage area of the first air blowing passage and a passage area of the second air blowing passage.SELECTED DRAWING: Figure 3
Patent JP-2022035307-A (JP)
Title: Leachate generation method
Inventor: TAKACHI HARUNA
IPC: G01N1/10
Filed: 2020-08-20
Abstract: To provide a leachate generation method capable of simply generating a leachate close to an actual leachate while attaining low liquid-solidity ratio.SOLUTION: A leachate generation method comprises a preparatory step of putting first incinerator ash into a container, an addition step of adding a first solvent in an amount satisfying a liquid-solidity ratio of 1 mL/g or less with the first incinerator ash to the first incinerator ash, an immersion step of immersing the first solvent in the first incinerator ash, a separation step of separating second incinerator ash, which is the first incinerator ash that has been contacted with the first solvent, and a first leachate by a centrifuge, and a filtration step of filtering the first leachate collected from the container.SELECTED DRAWING: Figure 1
Patent JP-2021035935-A (JP)
Title: Salt, acid generator, resist composition, and method for producing resist pattern
Inventor: KOMURO KATSUHIRO
IPC: G03F7/20
Filed: 2020-08-21
Abstract: To provide a salt capable of producing a resist pattern having good CD uniformity (CDU) and a resist composition containing the salt.SOLUTION: A salt represented by formula (I), an acid generator, and a resist composition containing the same are provided. [In the formula, R4, R5 and R6 each represent a halogen atom, a fluorinated alkyl group or the like; m4 and m5 each represent an integer of 0 to 4 and m6 represents an integer of 0 to 5, provided that m4+m5+m6≥1 is satisfied and at least one of R4, R5 and R6 represents *-CO-R3; R3 represents an alkyl group; Q1 and Q2 each represent a fluorine atom or a perfluoroalkyl group; R1 and R2 each represent a hydrogen atom, a fluorine atom or the like; z represents an integer of 0 to 6; X1 represents *-CO-O-, *-O-CO- or the like; L1 represents a single bond or a hydrocarbon group; ring W represents an alicyclic hydrocarbon ring; Rf1 and Rf2 each represent a fluorine atom or the like; and s represents an integer of 1 to 10.]SELECTED DRAWING: None
Patent JP-2022036439-A (JP)
Title: Novel polyion complex having upper limit critical solution temperature
Inventor: OZOE SHINJI
IPC: B01D61/00
Filed: 2020-08-24
Abstract: To provide a novel polyion complex showing upper limit critical solution temperature (UCST) of 20°C to 90°C at polymer aqueous solution concentration 30wt%.SOLUTION: A polyion complex that consists of water-soluble anionic polymers and water-soluble cationic polymers having the weight-average molecular weight of 3,000 to 10,000, and 30wt% aqueous solution shows upper limit critical solution temperature (UCST) of 20°C to 90°C, in which the content of aromatic repeating structural unit with respect to the total repeating structural unit constituting polyion complex is 30 mol% to 55 mol%, the total sum of a repeating structural unit having a sulfonic acid group and a repeating structural unit having quaternary ammonium cation group with respect to the total repeating structural unit constituting polyion complex is 45 mol% to 75 mol%, and driving solution for a forward osmosis membrane water treatment system are used.SELECTED DRAWING: None
Patent JP-2022037500-A (JP)
Title: Spark plug and manufacturing method for the same
Inventor: KIMURA JUNJI
IPC: H01T13/02
Filed: 2020-08-25
Abstract: To provide a spark plug capable of checking a position of a ground electrode after being installed in an internal combustion engine.SOLUTION: A spark plug 1 includes an insulation body 50 and main metal fittings 30. The main metal fittings 30 have a mounting portion 35 that is attached to an internal combustion engine, a ground electrode 41 provided on the leading edge of the mounting portion 35, and a seat portion (large diameter portion) 34 located at the rear end of the mounting portion 35 and having a larger diameter than the mounting portion 35. An overhang portion 62 protruding radially outwardly from a portion of the surface of the main metal fittings 30 is formed at the rear end side than the seating portion 34 including the seating portion 34.SELECTED DRAWING: Figure 1
Patent JP-2022038880-A (JP)
Title: Position calibration method of infrastructure sensor, infrastructure sensor, infrastructure sensor system, and position calibration program
Inventor: HIROHATA MIKIKANE
IPC: G01S5/02
Filed: 2020-08-27
Abstract: To solve a problem in a conventional infrastructure sensor in which it is complicated to enhance the accuracy of own position information.SOLUTION: A position calibration method of an infrastructure sensor device 10 has a sensor unit, and a radio receiving part for receiving first global estimation position information G1 being a physical position of a moving body. The method calculates second global estimation position information G2 which is estimated as a geographical position of the moving body on the basis of local estimation position information L indicating a position within a detection objective range of the moving body which is acquired by the sensor unit, and calibrates third global estimation position information G3 being a geographical of the sensor unit according to the fact that a determination value acquired from a difference between the first global estimation position information G1 and the second global estimation position information G2 exceeds a preset threshold, on the basis of a result of calibration processing such that a difference between the first global estimation position information and the third global estimation position information G3 becomes small.SELECTED DRAWING: Figure 3
Patent JP-2022041652-A (JP)
Title: Duct wall plate junction structure
Inventor: KAJINO ISAMU
IPC: B21D39/02
Filed: 2020-09-01
Abstract: To provide a duct wall plate junction structure capable of securing great airtightness.SOLUTION: In a side edge part of one wall plate 1, a first U-shaped part 121 formed into an almost U-shape by folding twice and a first extension part 122 where a free end side of the first U-shaped part 121 is extended are formed. In a flange 11 of one wall plate 1, a second U-shaped part 131 which is in the nearly same shape as the first U-shaped part 121 and connected to the first U-shaped part 121 is formed. In a side edge part of the other wall plate 2, a first installation part 22 along the side edge part is formed. In the state that an integral gasket 5 is pushed between the first U-shaped part 121 and the second U-shaped part 131, the first installation part 22 is installed inside the first U-shaped part 121 to press the gasket 5, and the first extension part 122 is folded to the side edge part side of the other wall plate 2 and adhered so as to cover the first installation part 22.SELECTED DRAWING: Figure 3
Patent JP-2020192476-A (JP)
Title: Game machine
Inventor: OKAMURA ATSUSHI
IPC: A63F7/02
Filed: 2020-09-07
Abstract: To provide a game machine capable of suppressing formation of a step at a boundary part between a first member and a second member.SOLUTION: A base plate 60 (a first member) includes a game pin through-hole 36060d20 (a communication hole) formed thereon, and a body part 36410 (a second member) is disposed at a back face side of the base plate 60 (the first member) with a game pin YK (a contact object member) disposed at the game pin through-hole 36060d20 (the communication hole). Accordingly, even when dimension tolerance of the base plate 60 and a first winning member 36400 and assembly tolerance of the first winning member 36400 with respect to the base plate 60 are not satisfied, or a countersunk screw N9 is loosened, this configuration can avoid formation of a step on a front face of the base plate 60. Consequently, this configuration can prevent game fairness from being impaired by the step.SELECTED DRAWING: Figure 337
Patent JP-2021005559-A (JP)
Title: LED bulb
Inventor: HUANG JIAN-LANG
IPC: H05B44/00
Filed: 2020-09-09
Abstract: To provide an LED bulb that is made to be a filament shaped LED bulb, and a manufacturing method thereof.SOLUTION: An LED bulb 100 includes: a lamp shade that has an opening 112, a neck portion 110a, a body portion 110b, and an upright portion 110c, and includes soda-lime glass in a material; a stem 120 that has a supporting portion 124 connected to the lamp shade, sealing the opening, and positioned in the lamp shade, and a pipe 126 equipped with an opening end 126a positioned in the lamp shade and a sealing end 126b positioned outside the lamp shade; at least two conductors 130 penetrating the stem; at least one LED light-emitting module 140 that is attached to the supporting portion and coupled to the conductors; and a fluid 150 filled in the lamp shade. The lamp shade is manufactured by soda-lime glass, and improves a visual effect generated by the shape, color, and light reflection of the LED bulb.SELECTED DRAWING: Figure 1
Patent JP-2022049159-A (JP)
Title: Power conversion device
Inventor: KAWANO SHINGO
IPC: H02M3/155
Filed: 2020-09-16
Abstract: To provide a power conversion device that linearizes changes in an output voltage with respect to a controlled variable.SOLUTION: The power conversion device includes a first switch group including first and second switches, a second switch group including third and fourth switches, and an inductor connected between intermediate nodes. A control unit determines a controlled variable equivalent to a step-up/down ratio. If a controlled variable P is more than or equal to 0 and less than a switching threshold value X, a function/duty ratio setting unit subjects the first switch group to PWM control by a duty ratio D1 set in accordance with a first function and subjects the second switch group to PWM control by a fixed duty ratio. If the controlled variable P is more than or equal to the switching threshold value X, the function/duty ratio setting unit subjects the second switch group to PWM control by a duty ratio D2 set in accordance with a second function and the first switch group to PWM control by the fixed duty ratio. The first function provides a relation in which the controlled variable P and the duty ratio D1 are proportional to each other, and the second function provides the controlled variable P and the duty ratio D2 with a relation of D2=1-X/P+α (where α is a constant).SELECTED DRAWING: Figure 3
Patent JP-2022052308-A (JP)
Title: Method of manufacturing sintered mechanical component
Inventor: ICHIKAWA MASANORI
IPC: C23C8/22
Filed: 2020-09-23
Abstract: To provide a method of manufacturing a sintered mechanical component that allows for reducing the manufacturing cost of a sintered mechanical component.SOLUTION: A method of manufacturing a sintered mechanical component comprises a sintering step for forming a sintered body 5b by carrying out the processing of induction heating on a compact 5a and a strength-increasing step for performing carburizing treatment or carbonitriding treatment on the sintered body 5b.SELECTED DRAWING: Figure 1
Patent JP-2021013026-A (JP)
Title: Semiconductor device
Inventor: SHISHIDO HIDEAKI
IPC: H01L21/28
Filed: 2020-09-24
Abstract: To provide a semiconductor device having stable electrical characteristics.SOLUTION: A semiconductor device comprises an oxide semiconductor film, a gate electrode, a first conductive film, a second conductive film, and a third conductive film. The gate electrode and the third conductive film are electrically connected to each other. The first and second conductive films function as a source electrode or a drain electrode. The oxide semiconductor film has: a first region overlapping with the first conductive film; a second region overlapping with the second conductive film; and a third region overlapping with the gate electrode and the third conductive film. The first region has a first end facing the second region, and the second region has a second end facing the first region. The first end is shorter than the second end.SELECTED DRAWING: Figure 3
Patent JP-2022053977-A (JP)
Title: Packaging apparatus
Inventor: ICHIKAWA MAKOTO
IPC: B65B57/00
Filed: 2020-09-25
Abstract: To provide a packaging apparatus capable of inhibiting a package different from a desired specification from being manufactured by mis-setting of operation/non-operation of an optional device.SOLUTION: A bag-making/packaging apparatus is allowed to manufacture a bag receiving an article therein by operating a bag-making/packaging unit and optionally mount a gas replacer. The bag-making/packaging apparatus comprises an operation control section that controls the operation of a bag-making/packaging unit, a first detecting section that detects whether or not a gas replacer is mounted on the bag-making/packaging apparatus, a second detecting section that detects whether the gas replacer is in operation setting or non-operation setting, a notifying section that notifies information about the gas replacer, and a notification control section. The notification control section, if the first detecting section detects that the gas replacer is mounted on the bag-making/packaging apparatus and the second detecting section detects that the gas replacer is in on-operation setting before starting the operation of the bag-making/packaging unit, allows the notifying section to notify that the gas replacer is in non-operation setting.SELECTED DRAWING: Figure 6
Patent JP-2022057467-A (JP)
Title: Dc wiring system, and output device provided in the same
Inventor: MIYAMOTO KENGO
IPC: H02J1/00
Filed: 2020-09-30
Abstract: To provide a DC wiring system and an output device provided in the same to reduce possibility of unstable operation in a DC device.SOLUTION: A DC wiring system comprises a DC power supply and an output device 20 connected to the DC power supply through a DC supply line R1. The output device 20 includes a power supply connection unit 21 to which the DC supply line R1 is connected and a load connection unit 22 to which the DC device operating by receiving a DC voltage supply is directly or indirectly connected. The output device 20 outputs a DC voltage from the load connection unit 22 when the voltage input to the power supply connection unit 21 satisfies a voltage condition where the DC device can operate.SELECTED DRAWING: Figure 2
Patent JP-2022057531-A (JP)
Title: Method for modifying surface of inorganic particles and method for producing dispersion
Inventor: HARADA KENJI
IPC: C09C3/10
Filed: 2020-09-30
Abstract: To provide a method for modifying a surface of inorganic particles in order to obtain inorganic particles in which aggregation is suppressed and the generation of turbidity such as cloudiness is prevented even when mixed with a highly hydrophobic material, and a method for producing a dispersion.SOLUTION: Provided is a method for modifying the surface of inorganic particles, which comprises a step of mixing a first surface modifying material with inorganic particles to obtain a mixed liquid, a step of dispersing the inorganic particles in the mixed liquid, and a step of adding a second surface modifying material to the dispersion, in which the content of the inorganic particles in the mixed liquid is 10 to 49 mass%, and the total content of the first surface modifying material and the inorganic particles in the mixed liquid is 65 to 98 mass%.SELECTED DRAWING: None
Patent JP-2022057907-A (JP)
Title: Etching solution, conductive pattern and manufacturing method of the same, and touch panel
Inventor: GOTO HIDENORI
IPC: G06F3/041
Filed: 2020-09-30
Abstract: To provide an etchant which enables formation of a conductive pattern with small LWR when etching a silver-containing conductive layer and which has high etching speed, a conductive pattern, a manufacturing method of the same, and a touch panel.SOLUTION: There is provided the etchant for etching a silver-containing conductive layer. The etchant has a nitrate ion content of 16.0 mass% to 35.0 mass% relative to the total etchant content. There are also provided the conductive pattern, and the manufacturing method of the same, and the touch panel.SELECTED DRAWING: None
Patent JP-2022059837-A (JP)
Title: Rubber composition for studless tire, and studless tire using the same
Inventor: SHINDO Ryohei
IPC: B60C1/00
Filed: 2020-10-02
Abstract: To provide a studless tire that solves the problem in which, on an ice-snow road surface, the coefficient of friction becomes lower than that on a general road surface, making it slippery, and then, conventionally, many methods have been proposed to improve the on-ice performance of studless tires, but there is room for improvement in the on-ice performance.SOLUTION: The problem is solved by a rubber composition for studless tire that is characterized, for 100 pts.mass of (A) diene-based rubber, (B) carbon black and/or white filler by 30 to 100 pts.mass, and (C) ethylene/propylene/VNB copolymer having a constitutional unit derived from ethylene (a), propylene (b) and 5-vinyl-2-norbornene (VNB) (c) and satisfying specific requirement by 1 to 50 pts.mass are compounded to yield the composition.SELECTED DRAWING: Figure 1
Patent JP-2022060665-A (JP)
Title: Electric tractor
Inventor: TAKAGI TAKESHI
IPC: B62D49/00
Filed: 2020-10-05
Abstract: To provide an electric tractor capable of connecting an electric motor and an inverter by a short path.SOLUTION: An electric tractor is equipped with an electric motor that drives a traveling device, a battery, an inverter that supplies power from the battery to the electric motor, a vehicle body frame that is disposed under a hood disposed in front of a driver's seat to cover the battery, and a supporting frame that is attached to the vehicle frame. The supporting frame has a battery supporting portion that supports the battery disposed above the electric motor and above a vehicle body frame, and an inverter supporting portion that supports the inverter disposed between the battery supporting portion and the vehicle frame and in front of the electric motor.SELECTED DRAWING: Figure 3
Patent JP-2022062993-A (JP)
Title: Packaging body
Inventor: HACHISU KAZUNORI
IPC: B65D57/00
Filed: 2020-10-09
Abstract: To even out a balance of intervals between arranged packaged objects and a containment case, and facilitate an assembly of a packaging body.SOLUTION: There is provided a packaging body (10) in which lower edge support members (1, 2) are connected by fitting convex portions (1b, 2b) and concave portions (1c, 2c) in an arrangement direction of a packaged object (W), and in the arrangement direction, when the minimum interval between the packaged object (W) at one end and a facing portion of a transport trolley (5) with respect to the packaged object (W) at the one end is defined as an interval (B), and the minimum interval between the packaged object (W) at the other end and a facing portion of the transport trolley (5) with respect to the packaged object (W) at the other end is defined as an interval (A), the interval (B) is 1±0.2 times the interval (A).SELECTED DRAWING: Figure 2
Patent JP-2022064351-A (JP)
Title: table
Inventor: YAMANISHI MANABU
IPC: A47B13/00
Filed: 2020-10-14
Abstract: To provide a table which solves the problem that a variety of auxiliary components need to be prepared when a variety of options are arranged in a table used by a plurality of persons.SOLUTION: In a table S3T provided with a pair of main top plates 1 and a sub top plate 2 arranged between non-use ends 1b of the main top plates 1, a configuration is adopted where through grooves 10 going through vertically are formed between the non-use ends 1b of the main top plates 1 and the sub top plate 2 and bottomed grooves 11, 12 parallel to the through grooves 10 are formed on the upper surfaces 1c of at least the main top plates 1.SELECTED DRAWING: Figure 35
Patent JP-2022065474-A (JP)
Title: Game machine
Inventor: KANEKO KIYOHITO
IPC: A63F7/02
Filed: 2020-10-15
Abstract: To increase fun of a decorative member in a conventional game machine.SOLUTION: A Pachinko game machine 10 includes a decorative member 33. In the decorative member 33, decorative sheets 37, 38 are covered with a sheet cover 50 from a front side. A step protrusion 55 projecting to the front relative to a body part 51 is provided in the sheet cover 50, the first decorative sheet 37 is piled up to a rear of the body part 51, and the second decorative sheet 38 is piled up to a rear of the step protrusion 55.SELECTED DRAWING: Figure 8
Patent JP-2022067406-A (JP)
Title: Endoscope system
Inventor: MOTEGI SHOGO
IPC: A61B1/00
Filed: 2020-10-20
Abstract: To reduce a diameter of an insertion unit of an endoscope system.SOLUTION: An endoscope system 1 comprises: an insertion unit 10 having a base end 10b and a tip 10a, where at least the tip 10a is to be inserted into an analyte; a light source unit 20 for emitting first light L1 and second light L2; a light sensor unit 30 comprising sensitivity to a wavelength of at least one of the first light L1 and the second light L2; and a control unit 40. The insertion unit 10 includes: a first optical fiber 11 that guides the first light L1 and the second light L2 from the base end 10b to the tip 10a and emits them as illumination light L; and a second optical fiber 12 that guides reflection light Lr of the illumination light L from the tip 10a to the base end 10b. The light sensor unit 30 receives the reflection light Lr guided through the second optical fiber 12. The control unit 40 controls the light source unit 20 on the basis of intensity of the reflection light Lr received by the light sensor unit 30 to stop emission of at least one of the first light L1 and the second light L2.SELECTED DRAWING: Figure 1
Patent JP-2021092762-A (JP)
Title: Method of fabricating photonic chip via transfer of die to receiving substrate
Inventor: SYLVIE MENEZO
IPC: G02B6/12
Filed: 2020-10-22
Abstract: To provide a method of fabricating a photonic chip, which preserves structural integrity of one or more integrated waveguides optically coupled to an optoelectronic component.SOLUTION: The present invention relates to a method of fabricating a photonic chip, the method comprising steps of: transferring a die to an actual transfer region of a receiving substrate 20 comprising a central region Zc entirely covered with the die 10, a peripheral region Zp having a free surface, a first waveguide 23 located solely in the central region, and a second waveguide 24 located in the peripheral region; depositing an etch mask on a segment of the die and around the actual transfer region; and dry-etching a free segment of the die, where the free surface of the peripheral region is partially etched.SELECTED DRAWING: Figure 3I